14 Wild Animals Once Thought Extinct—Now Recovered

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By Mathew Abraham

A pair of Takhi Horses
Alexas_Fotos/PixaBay

Nature never ceases to amaze us with its resilience. Some animals, once believed lost forever to extinction, have made remarkable comebacks, defying all odds. These incredible recovery stories remind us of the wonders hidden in the natural world and the power of conservation efforts to revive dwindling populations. Let’s explore the fascinating tales of these resilient species, each one proof of nature’s enduring ability to rebound.

1. Rediscovery of the Lord Howe Stick Insect

Lord Howe Stick Insect
Granitethighs – CC BY-SA 3.0/Wikimedia Commons

Thought to be extinct since the 1920s, the Lord Howe stick insect was rediscovered in 2001 on Ball’s Pyramid, a rocky outcrop in the Pacific. Despite its moniker as the “tree lobster,” this insect is gentle and remarkably large for its kind. Conservationists have since nurtured their numbers back from the brink. The story of their rediscovery serves as a beacon of hope for other species thought lost, highlighting the importance of habitat preservation and diligent searching.

2. The Remarkable Return of Coelacanth

Coelacanth in deep sea
Bruce A.S. Henderson – CC BY 4.0/Wikimedia Commons

The coelacanth was considered extinct until a living specimen was caught off the coast of South Africa in 1938. This prehistoric fish, with its distinctive lobed fins, dates back 400 million years, and its discovery was akin to finding a living dinosaur. Slow-moving and deep-sea dwellers, coelacanths thrive in darkness and pressure, reminding us of the countless mysteries lurking in the ocean’s depths. Their survival highlights the ocean’s rich and largely unexplored biodiversity.

3. Takhi: The Przewalski’s Horse Comeback

Przewalski’s Horse
Frederic Hancke/Pexels

The Przewalski’s horse, or Takhi, stands as a testament to successful conservation—its numbers dwindled to near extinction by the mid-20th century. Przewalski’s horses are the only wild horses left in the world and are known for their robust build and striking dun color. Breeding programs in zoos led to their reintroduction into native habitats in Mongolia. As they roam the steppes once more, these horses symbolize human collaboration with nature, proving that recovery is possible with concerted efforts.

4. The Delicate Revival of La Palma Giant Lizard

A La Palma Giant Lizard
H. Zell – CC BY-SA 3.0/Wikimedia Commons

The La Palma giant lizard was believed to be extinct until a small population was found in 2007 on La Palma island in the Canary Islands. Known for their vibrant skin and substantial size, these lizards are an important part of the island’s ecosystem. Conservationists now work tirelessly to protect their fragile habitat. Their fragile resurgence emphasizes the constant need for vigilance and adaptability in conservation strategies to help save these essential island inhabitants.

5. Pygmy Tarsier: The Tiny Survivor

A Pygmy Tarsier
planetdinosaurs/Instagram

The Pygmy Tarsier, once believed extinct, reemerged from obscurity in 2008 in Indonesia’s forests. Weighing less than 2 ounces, these tiny primates are masters of stealth, using their quick reflexes to hunt insects. Their large eyes reflect a nocturnal lifestyle, perfectly adapted to the dim jungle canopy. Conservation efforts now aim to protect their fragile habitats from deforestation, ensuring these pint-sized survivors continue to thrive in the wild.

6. Revival of the Cuban Solenodon

A Cuban Solenodon
zoonewengland/Instagram

The Cuban Solenodon, an ancient insectivore, was thought lost until its rediscovery in 2003. Known for its distinct elongated snout and venomous bite, this mammal has defied extinction, evading predators and human development. Residing primarily in Cuba’s rugged terrains, the solenodon is a living fossil, offering insights into Earth’s distant past. Conservationists are keen to study this elusive species, emphasizing habitat preservation to secure its future.

7. The Comeback of the New Guinea Singing Dog

A New Guinea Singing Dog
Patti McNeal – CC BY 2.0/Wikimedia Commons

Famous for their melodious howls, the New Guinea Singing Dogs were rediscovered in the wild in 2012. These wild canines thrive in the isolated highlands of Papua, displaying remarkable agility and keen intelligence. They demonstrate a knack for cooperative hunting strategies, showcasing social behaviors rarely observed in isolated populations. Conservationists stress the importance of preserving their environments to maintain this unique symphony of the wild.

8. Reappearance of the Bavarian Pine Vole

 A Bavarian Pine Vole
Nadja Hattinger – CC BY-SA 4.0/Wikimedia Commons

The Bavarian Pine Vole, once presumed extinct in the late 20th century, made an unexpected return in 2000. These small rodents inhabit the alpine meadows of Bavaria, where their burrowing activities promote soil health. Their sudden reappearance provides hope, illustrating nature’s resilience. Conservationists emphasize habitat protection to ensure their delicate populations remain stable amidst environmental changes and agricultural expansion.

9. The Bururi Long-Fingered Frog’s Return

Bururi Long-Fingered Frog
David Blackburn/Live Science

Rediscovered in 2011 after being unseen for decades, the Bururi Long-Fingered Frog hails from Burundi’s montane forests. Its distinctively elongated digits aid in navigating the damp undergrowth of its forest home. These amphibians are indicators of ecosystem health, and their return signals positive environmental change. Efforts to preserve their habitat focus on mitigating climate change effects and reducing habitat fragmentation, securing their role in the ecosystem.

10. Eld’s Deer: A Conservation Triumph

An Eld's Deer
© Hans Hillewaert, CC BY-SA 4.0/Wikimedia Commons

Eld’s Deer, regal and graceful, were once considered a ghost of the grasslands. Native to parts of Southeast Asia, their population dwindled due to habitat loss and overhunting. Remarkably, through dedicated conservation efforts, they’ve made a stunning recovery. Reserves in Myanmar and Cambodia have seen population increases, showcasing what careful management can achieve. These gentle herbivores thrive in open forests and grasslands, creating a serene tableau with their striking form and majestic antlers. Their story inspires ongoing global efforts to save vulnerable species.

11. The Resilient Rise of the Bermuda Petrel

Bermuda Petrel
Richard Crossley – Richard Crossley, CC BY-SA 3.0 Wikimedia Commons

Once thought extinct for over 300 years, the Bermuda Petrel—locally known as the “Cahow”—was dramatically rediscovered in 1951. These seabirds, with haunting calls and powerful wingspans, nest in remote islets off Bermuda. Their comeback is one of the most iconic conservation success stories in avian history. Intensive recovery efforts, including predator control and artificial nesting burrows, have slowly revived their numbers. The Cahow’s story proves that even centuries-long absences don’t always mean extinction.

12. The Hidden Survival of the Somali Sengi

Somali Sengi
Steven Heritage – Steven Heritage_, Houssein Rayaleh, Djama G. Awaleh and Galen B. Rathbun, CC BY 4.0/ Wikimedia Commons

The Somali Sengi, a tiny, elusive mammal related to elephants, vanished from scientific records for over 50 years—until researchers unexpectedly documented it in Djibouti in 2019. Known for their long noses and swift movements, Sengis are insectivores that thrive in arid, rocky habitats. Their rediscovery shocked biologists, who assumed they were long gone. Conservationists are now working to better understand their range and behavior, making this once-lost creature a modern symbol of nature’s quiet perseverance.

13. Night Parrot – The Ghost Bird of the Outback

Night Parrot
Sirenemon/Reddit

Once thought extinct for over a century, the Night Parrot was rediscovered in Australia in 2013, stunning the scientific world. This elusive, nocturnal bird hides deep in remote spinifex grasslands, making sightings extremely rare. Its green-yellow plumage offers perfect camouflage in arid terrain. Since its rediscovery, urgent conservation efforts have focused on protecting its fragile habitat and reducing threats from predators. The Night Parrot’s return is a rare win for wildlife recovery.

14. Takahe – A Remarkable Bird

Takahe
Pseudopanax – Public Domain/Wikimedia Commons

The Takahe, a large, flightless bird native to New Zealand, was declared extinct in 1898 after habitat loss and introduced predators devastated its population. Amazingly, in 1948, a small group was rediscovered in a remote mountain valley of Fiordland. With vivid blue and green plumage and a stout red beak, the Takahe is both striking and rare. Thanks to decades of dedicated conservation—including captive breeding and predator-free sanctuaries—its numbers have steadily climbed, proving that extinction isn’t always the end.